(Revenue windfalls) can be from a price of (crude oil).Logical formLearned from2 sentences. A windfall may come as a surprise.Logical formLearned from2 sentences. A percent may pertain-to (windfall oil profits).Logical formLearned from2 sentences. Some percent of (windfall oil profits) may go to a state.Logical formLearned from2 sentences. A country may keep some percent of (windfall oil profits).Logical formLearned from2 sentences. A windfall can be in knowledge.Logical formLearned from2 sentences. Own resources may be build_uped from (windfall receipts).Logical formLearned from2 sentences. A (campaign cash windfall) can be a beginning of a movement.Logical formLearned from2 sentences. A (campaign cash windfall) can be stunning.Logical formLearned from2 sentences. A (campaign cash windfall) may pertain-to a male.Logical formLearned from2 sentences. A windfall can be constituted-of-or-filled-with (campaign cash).Logical formLearned from2 sentences. (Windfall profits) can be from a depreciation.Logical formLearned from2 sentences. A (petroleum windfall) may pertain-to a country.Logical formLearned from2 sentences. A (tax windfall) may pertain-to a male.Logical formLearned from2 sentences. Investors may hope for a windfall.Logical formLearned from2 sentences.